Introduces the application of PC programmable controller at uniflow high-speed elevator, and the principle of controlling uniflow high-speed elevator.
介绍PC可编程控制器及其在直
高速电
应用,及直高速电控制原理。
向动向Introduces the application of PC programmable controller at uniflow high-speed elevator, and the principle of controlling uniflow high-speed elevator.
介绍PC可编程控制器及其在直高速电应用,及直高速电控制原理。
The pulse pump is a new-type pump, in which the fluid successively flows out in one direction by means of the pulse effect in the uniflow pipe.
泵中态一,能量转换效率高,级扬程范围较广。泵出
、量较大而无气蚀危险。
声明：以
例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
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